Chosen after a two-year competition, Huntsville beat out 26 other locations vying to host the headquarters, including five other finalists: Peterson Air Force Base; Brevard County, Fla.; Kirtland Air Force Base, N.M.; Offutt Air Force Base, Neb.; and Port San Antonio, Texas.
The Hill says:
https://archive.is/UwRxj
https://www.msn.com/en-us/news/politics/space-command-to-be-located-in-alabama/ar-BB1cJ3LN